Lens Features
Tiny Form Factor
M8 and M12 variants available with 10.4mm TTL
Low Distortion
Less than 3% distortion for regular appearing images
Optical and Mechanical Specification Table
Lens Parameter | Performance Detail |
---|---|
Part Number | CIL857 |
Format Type | 1/2.7" |
EFL | 5.7mm |
F# | 3.0 |
Resolution | 3-5MP, 2.2µm |
Field of View | 53° @ 5.5mm image circle
Calculate for your sensor using our M12 Lens Calculator |
Image Circle | 7.0mm |
Distortion | -2% TV @5.5mm image circle |
Weight | M8 version: 0.8g
M12 version 2g |
IR Cut-Off Filter | P/N With: CIL857-F3.0-M08A650 / CIL857-F3.0-M12A650 P/N Without: CIL857-F3.0-M08A650 / CIL857-F3.0-M12ANIR |
Construction | All-glass, All-metal |
Mechanical Variants
Variant | Description |
---|---|
"M12A" | M12x0.5, F/3.0, BBAR on Lens 1 Surface 1, AL6061 Cap+AL6061 Barrel |
"M08A" | M8x0.35, F/3.0, BBAR on Lens 1 Surface 1, AL6061 Cap+AL6061 Barrel |
Mechanical Layout

Camera Mechanical Compatibility Table*
Camera/Mount | Compatibility |
---|---|
CLA819 | |
5-7mm tall holder | |
No | |
No | |
Rev1.1: No, Rev1.2: No | |
No | |
Basler Dart S-Mount | Please submit inquiry to Basler |
*Mechanical compatibility only, assuming the standard M12x0.5 lens mount provided by the camera manufacturer. Please check optical compatibility separately.
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